Fitness & Performance Calculators
Free fitness & performance within our health & fitness.
Fitness & Performance
This topic includes 4 working calculators in health & fitness. Each page links directly to the live tool.
BMR & TDEE Calculator
Calculate your Basal Metabolic Rate (BMR) and Total Daily Energy Expenditure (TDEE) to understand your daily calorie needs. Accurate metabolic calculator using Mifflin-St Jeor, Harris-Benedict, and Katch-McArdle formulas. Perfect for weight loss, muscle gain, or maintenance goals.
Heart Rate Zone Calculator
Calculate your target heart rate zones for optimal training. Find the right intensity for fat burning, cardio, and maximum performance.
Target Heart Rate Calculator
Target Heart Rate - Calculate your health metrics and get insights for better wellness.
VO2 Max Calculator
Calculate your VO2 max, the gold standard measure of cardiovascular fitness and aerobic capacity. Estimate maximal oxygen uptake using multiple field tests including Cooper 12-minute run, Rockport 1-mile walk, and non-exercise methods. Essential for runners, athletes, and endurance training.